3899 Flufenpyr-ethyl Flufenpyr-ethyl is a contact herbicide for use on potatoes, maize, soya and wheat to control broad-leaved weeds. 188489-07-8 3083546 C16H13ClF4N2O4 Off-white coloured powder. 'EP A does not have, at this time, available data to determine whether flufenpyr-ethyl has a common mechanism of toxicity with other substances.' (L2089) Flufenpyr-ethyl's known metabolites in animals include S-3135-acid ([2-chloro-4-fluoro-5-(5-methyl-6-oxo-4-trifluoromethyl-1,6-dihydropyridazin-1-yl)phenoxy]-acetic acid) and S-3153-acid-5-CH2OH ([2-chloro-4-fluoro-5-(5-hydroxymethyl-6-oxo-4-trifluoromethyl-1,6-dihydropyridazin-1-yl)phenoxy]-acetic acid) (L2087). LD50: > 5,000 mg/kg (acute oral, rat) (L2089); LD50: > 5,000 mg/kg (acute dermal, rat) (L2089); > 5.0 mg/L (acute inhalation, rat) (L2089) No indication of carcinogenicity to humans (not listed by IARC). This is a man-made compound that is used as a pesticide. 2013-04-25T07:56:51Z 2014-12-24T20:26:33Z true CCOC(=O)COC1=CC(N2N=CC(=C(C)C2=O)C(F)(F)F)=C(F)C=C1Cl C16H13ClF4N2O4 InChI=1S/C16H13ClF4N2O4/c1-3-26-14(24)7-27-13-5-12(11(18)4-10(13)17)23-15(25)8(2)9(6-22-23)16(19,20)21/h4-6H,3,7H2,1-2H3 InChIKey=DNUAYCRATWAJQE-UHFFFAOYSA-N 408.732 408.049997441 Exogenous Solid 2340733